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Mathematics 7 Online
mylee:

Which example illustrates a chemical change? shredding paper smashing a soda can burning wood chopping wood

Fatts05:

Production of Gases or Solids The bubbles of gas that you observed form when an antacid is dropped into water is an example of change. Another clue that a chemical change has occurred is the formation of a solid. A solid that separates out of solution during a chemical change is called a precipitate.

mylee:

okk

fireballfireball:

burning wood would be the chemical change

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